1、Mr. Tang drove a large bus with 74 passengers (capacity 30 people). When descending a long curving slope at a speed of 38 kilometers per hour, the bus overturned to a brook beside the road. As a result of the accident, 17 people were killed and 57 people injured. What's the main illegal act committed by Mr. Tang?
A、Driving after drinking
B、Carrying more passengers than permitted
C、Fatigued driving
D、Speeding
Answer：BD
2、Drivers may temporarily cross these central broken and solid yellow lines when overtaking.
A、Right
B、Wrong
Answer：A
3、When a motor vehicle encounters an accident on an expressway, the driver and all passengers should not get off the vehicle and walk around at will.
A、Right
B、Wrong
Answer：B
4、Motor vehicle drivers may make a U-turn in this area as long as it will not affect the passing of pedestrians.
A、Right
B、Wrong
Answer：B
5、Motor vehicle drivers are allowed to overtake as long as there are no oncoming vehicles.
A、Right
B、Wrong
Answer：B
6、The sign in front indicates the allocation of roads ahead.
A、Right
B、Wrong
Answer：B
7、When a motor vehicle passes over an inundated road drivers should change to a high gear and pass rapidly.
A、Right
B、Wrong
Answer：B
8、How should a motor vehicle follow the other vehicle In front when driving on a road covered with ice and snow?
A、Keep a long safe distance
B、Turn on hazard lamp
C、Change between high-and-low beam alternatively
D、Sound the horn in due time to give a notice to the vehicle in front
Answer：A
9、When encountering this situation in a residential area the driver should speed up and pass in front of the bicycle.
A、Right
B、Wrong
Answer：B
10、The sign on the right warns of children on the section ahead.
A、Right
B、Wrong
Answer：B
11、When following other vehicles on the uphill section of a mountain road, what should the driver do if the vehicle in front stops?
A、Overtake from either side of the front vehicle
B、Stop close to the vehicle in front
C、Stop with a larger space from the vehicle in front
D、Sound the horn continuously to warn the other driver
Answer：C
12、The sign on the left indicates vehicles are allowed to drive on the section ahead.
A、Right
B、Wrong
Answer：B
13、Gun powder, explosives and detonating powder belong to which of the following dangerous chemicals?
A、Oxidizing materials
B、Inflammable solid materials
C、Explosives
D、Self-igniting articles
Answer：C
14、If a motor vehicle misses an exit on the expressway, the driver may reverse along the road shoulder.
A、Right
B、Wrong
Answer：B
15、What does this sign on the fly-over junction indicate?
A、Turn right
B、Drive straight or turn left
C、Drive straight or turn right
D、Take a U-turn under bridge
Answer：B
16、What should the driver do when the motor vehicle encounters this situation in a residential area?
A、Stop immediately
B、Speed up and pass rapidly
C、Sound the horn continuously
D、Slow down and pass slowly
Answer：A
17、The sign on the right indicates that no long-sounding horn.
A、Right
B、Wrong
Answer：B
18、Motor vehicles are not allowed to reverse in a tunnel.
A、Right
B、Wrong
Answer：A
19、The sign on the right indicates an ETC lane at toll station ahead.
A、Right
B、Wrong
Answer：A
20、The sign on the right warns of an embankment road 200 meters ahead.
A、Right
B、Wrong
Answer：A